Step1: Go to Start > Run or press Window Keys + R. If you are running a version later than XP, you may need to type the following in smart search in the start menu.
Step2: Type 'eventvwr.msc' and press Enter.
Step3: The Event Viewer should come up .
if you are using Windows Vista and UAC pops up, choose Continue.
Step4: Open the System Log.
This is a log of everything that has happened recently on your computer with dates and times. You can use this data to find out when your computer was last used.
Step2: Type 'eventvwr.msc' and press Enter.
Step3: The Event Viewer should come up .
if you are using Windows Vista and UAC pops up, choose Continue.
Step4: Open the System Log.
This is a log of everything that has happened recently on your computer with dates and times. You can use this data to find out when your computer was last used.